Canon LBP3200 Series, LBP3200 Service Manual
Sep 30 2003
Service Manual
LBP3200 Series
LBP3200
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Contents
Contents
Chapter 1 PRODUCT DESCRIPTION
1.1 PRODUCT SPECIFICATIONS.......................................................................................................................1- 1
1.1.1Product Specifications.................................................................................................................................1- 1
1.2 Detailed Specifications ......................................................................................................................................1- 3
1.2.1Printing Speed .............................................................................................................................................1- 3
1.2.2Stack Upon Delivery...................................................................................................................................1- 3
1.3 NAMES OF PARTS .........................................................................................................................................1- 5
1.3.1External View .............................................................................................................................................. 1- 5
1.4 SAFETY............................................................................................................................................................1- 7
1.4.1Safety of Laser Light...................................................................................................................................1- 7
1.4.2Regulations Under the Center for Devices and Radiological Health (CDRH)...........................................1- 7
1.4.3Handling the Laser Unit ....................................... .......................................................................................1- 7
1.4.4Safety of Toner............................................................................................................................................1- 8
Chapter 2 TECHNICAL REFERENCE
2.1 LASER EXPOSURE SYSTEM........................................................................................................................2- 1
2.1.1 Overview/Configuration .............................................................................................................................2- 1
2.2 IMAGE FORMATION SYSTEM ....................................................................................................................2- 3
2.2.1 Overview/Configuration .............................................................................................................................2- 3
2.3 PICKUP AND FEEDING SYSTEM................................................................................................................ 2- 5
2.3.1 Overview/Configuration .............................................................................................................................2- 5
2.3.2 Detecting Jams............................................................................................................................................2- 6
2.4 FIXING SYSTEM.............................................................................................................................................2- 9
2.4.1 Overview/Configuration .............................................................................................................................2- 9
2.4.2 Various Control Mechanisms .................................................................................................... ...............2- 10
Chapter 3 DISASSEMBLY AND ASSEMBLY
3.1 EXTERNAL AND CONTROLS SYSTEM .....................................................................................................3- 1
3.1.1 Rear Cover ..................................................................................................................................................3- 1
3.1.2 Right Cover.................................................................................................................................................3- 1
3.1.3 Left Cover...................................................................................................................................................3- 2
3.1.4 Top Cover ...................................................................................................................................................3- 3
3.1.5 Front Cover.................................................................................................................................................3- 4
3.1.6 Engine controller board...............................................................................................................................3- 4
3.1.7 Power supply board.....................................................................................................................................3- 5
3.1.8 High-voltage board .....................................................................................................................................3- 7
3.1.9 CAPT board .................................................................................................................... ..........................3- 10
3.1.10 Top sensor...............................................................................................................................................3- 11
3.1.11 Delivery sensor .......................................................................................................................................3- 13
3.2 IMAGE FORMATION SYSTEM ..................................................................................................................3- 16
3.2.1 Transfer Charging Roller................................................................................................... .......................3- 16
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3.3 LASER EXPOSURE SYSTEM....................................................................................................... ...............3- 17
3.3.1 Laser Scanner Unit...................................................... ............................................................................. .3- 17
3.4 PICKUP AND FEEDING SYSTEM...............................................................................................................3- 19
3.4.1 Cassette Pickup Roller ..............................................................................................................................3- 19
3.4.2 Cassette Separation Pad ............................................................................................................................3- 21
3.4.3 Cassette Pickup solenoid................................................................................................................. ..........3- 22
3.4.4 Gear Unit...................................................................................................................................................3- 24
3.4.5 Main Motor .............................................................................................................................................. .3- 26
3.4.6 Multi-purpose Pickup Roller.....................................................................................................................3- 29
3.4.7 Multi-purpose Pickup Solenoid.................................................................................................................3- 32
3.5 FIXING SYSTEM............................................................................................................................ ...............3- 36
3.5.1 Fixing Pressure Roller............................................ ..................................... ....................................... .......3- 36
3.5.2 Fixing Film Unit........................................................................................................................................3- 38
Chapter 4 MAINTENANCE AND INSPECTION
4.1 Periodically Replaced Parts...............................................................................................................................4- 1
4.1.1Parts Requiring Periodical Replacement .....................................................................................................4- 1
4.2 Consumables......................................................................................................................................................4- 2
4.2.1Consumable .................................................................................................................................................4- 2
4.3 Periodical Service..............................................................................................................................................4- 3
4.3.1Items Requiring Scheduled Servicing .........................................................................................................4- 3
4.4 Cleaning.............................................................................................................................................................4- 4
4.4.1Items Requiring Cleaning.......................................... .................................... .............................................. 4 - 4
4.4.2Cleaning Method (external covers) .............................................................................................................4 - 5
4.4.3Cleaning Method (printer unit)....................................................................................................................4- 5
4.5 Lubrications.......................................................................................................................................................4- 7
4.5.1Areas Requiring Application of Grease.......................................................................................................4- 7
4.5.2Delivery Idler Gear......................................................................................................................................4- 7
4.5.3Fixing Drive Transmission Gear .................................................................................................................4- 8
4.5.4Large Gear Bushing R.................................................................................................................................4- 8
4.5.5Large Gear...................................................................................................................................................4- 9
4.5.6Feed Gear.....................................................................................................................................................4- 9
4.5.7Internal Gear........................................................... ..................................... .................................... ..........4- 10
4.5.8Large Gear Deceleration Gear/Plate R ......................................................................................................4- 10
4.5.9Main Motor................................................................................................................................................4- 11
4.5.10Drive Releasing Arm...............................................................................................................................4- 12
4.5.11FU Delivery Roller............................................................................................................. .....................4- 12
4.5.12Pickup Idler Gear................................. ..................................... ...............................................................4- 13
4.5.13Feed Deceleration Gear ...........................................................................................................................4- 13
4.5.14Fixing Deceleration Gear.........................................................................................................................4- 14
4.5.15FD Delivery Roller............................................................................................................. .....................4- 15
4.5.16Large Gear Bushing F........................................................................................ ......................................4- 15
4.5.17Pressure roller..........................................................................................................................................4- 16
Chapter 5 TROUBLESHOOTING
5.1 PHENOMENON TABLE .................................................................................................................................5- 1
5.1.1Symptoms....................................................................................................................................................5- 1
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5.2 Countermeasures...............................................................................................................................................5- 2
5.2.1 Image Faults................................................................................................................................................ 5- 2
5.2.2 Malfunction.................................................................................................................................................5- 2
5.2.3 Jam (Main Unit)..........................................................................................................................................5- 3
5.3 MEASUREMENT AND ADJUSTMENT........................................................................................................ 5- 4
5.3.1 Basic Adjustment........................................................................................................................................5- 4
5.4 SERVICE TOOLS ............................................................................................................................................5- 5
5.4.1Special Tools...............................................................................................................................................5- 5
Chapter 6 APPENDIX
6.1 OUTLINE OF ELECTRICAL COMPONENTS..............................................................................................6- 1
6.1.1 Sensor..........................................................................................................................................................6- 1
6.1.2 PCBs ...........................................................................................................................................................6- 2
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Chapter 1
1-5
1.3 NAMES OF PARTS
1.3.1 External View
0002-9016
<Front View>
F-1-1
T-1-3
<Rear View>
[1] Face-down delivery tray [5] Cassette
[2] Face-down delivery area [6] Manual feed slot
[3] Delivery selection cover [7] Paper guide
[4] Power switch [8] Front cover
A5
A4 T
R
LGL
ON
B
5
EX
C
OFF
[1]
[8]
[7]
[6]
[2]
[3]
[4]
[5]
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Chapter 3 DISASSEMB
LY AND
ASSEMBLY
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